<h1>Black Widow</h1>
<p>
Spider type. 2 decks. No redeal.

<h3>Object</h3>
<p>
Group all the cards in sets of 13 cards in descending sequence
by suit from King to Ace and move such sets to the foundations.

<h3>Quick Description</h3>
<p>
Just like <a href="spider.html">Spider</a>,
but somewhat easier as groups of cards can be moved
if they <i>build down by rank</i>.

<h3>Rules</h3>
<p>
<i>[To be written]</i>
